Home / 3,738,122.10-5,158,605.42-2,019,242.16

Finding the Fourth Proportional to 3,738,122.10, 5,158,605.42 and 2,019,242.16

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Solution

The fourth proportional to 3,738,122.10, 5,158,605.42 and 2,019,242.16 is: 2,786,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,122.10 : 5,158,605.42 = 2,019,242.16 : x
  2. Step 2: Convert to fraction form
    3,738,122.10/5,158,605.42 = 2,019,242.16/x
  3. Step 3: Cross multiply
    3,738,122.10x = 5,158,605.42 × 2,019,242.16
  4. Step 4: Simplify right side
    3,738,122.10x = 10,416,473,550,868.51
  5. Step 5: Solve for x
    x = 10,416,473,550,868.51/3,738,122.10
  6. Step 6: Final answer
    x = 2,786,552.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.